/-{-{méiqì}-}-/, /bu̯e¹³⁻²² kʰi²¹/, /me²² t͡ɕʰi⁴⁴/, /muːi̯²¹ hei̯³³/, /mũ̯ĩ²³⁻³³ kʰi²¹/, /mũ̯ĩ²⁴⁻²² kʰi²¹/, /mũ̯ĩ²⁴⁻²² kʰi⁴¹/, /mũ̯ĩ²⁴⁻¹¹ kʰi¹¹/, /meichih/, /mui4 hei3/, /mui4 hei3/, /mui4 héi3/, /méicì/、/ㄇㄟˊ ㄑㄧˋ/
煤炭、焦炭等經乾餾或汽化等過程生成的可燃性氣體